Product comparison · 2 laptops

Lenovo ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop vs Lenovo IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1)

107specifications compared
45differ
62identical
88known for one product only

Key differences

Product type
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:Laptop
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Hybrid (2-in-1)
Product colour
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:Black
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Black, Silver
Touchscreen
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:No
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Yes
Processor family
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:Intel® Core™ i3
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Intel® Core™ i5
Processor generation
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:4th gen Intel® Core™ i3
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):4th gen Intel® Core™ i5
Processor model
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:i3-4000M
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):i5-4200U
Processor frequency
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:2.4 GHz
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):1.6 GHz
Processor socket
- ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop:PGA946
- IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1):BGA 1168

Side by side

Differences highlightedShow differences only

Comparison of E440, Flex14AT-IFI
195 specifications	A Lenovo ThinkPad E440 Intel® Core™ i3 i3-4000M Laptop Model E440 View product	B Lenovo IdeaPad Flex Flex14AT-IFI Intel® Core™ i5 i5-4200U Hybrid (2-in-1) Model Flex14AT-IFI View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Black	Black, Silver
Form factorDiffers	Clamshell	Convertible (Fold-back screen)
Housing materialKnown for one	Acrylonitrile butadiene styrene (ABS), Plastic	Unknown — not stated by the source
Market positioningKnown for one	Business	Unknown — not stated by the source
Display1 differ
TouchscreenDiffers	No	Yes
HD typeKnown for one	HD	Unknown — not stated by the source
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Processor10 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i3	4th gen Intel® Core™ i5
Processor modelDiffers	i3-4000M	i5-4200U
Processor frequencyDiffers	2.4 GHz	1.6 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor socketDiffers	PGA946	BGA 1168
Processor seriesDiffers	Intel® Core™ i3-4000 Mobile Series	Intel Core i5-4200 Mobile series
Bus typeDiffers	DMI	DMI2
Thermal Design Power (TDP)Differs	37 W	15 W
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x4, 2x4
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.6 GHz
FSB ParityKnown for one	Unknown — not stated by the source	No
Memory2 differ
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	16 GB	8 GB
Maximum internal memory (64-bit)Known for one	16 GB	Unknown — not stated by the source
Storage2 differ
HDD interfaceKnown for one	SATA II	Unknown — not stated by the source
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MMC, SD
Graphics8 differ
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GT 720M
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 4400
Maximum on-board graphics card memoryDiffers	2 GB	1.74 GB
On-board graphics card base frequencyDiffers	400 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card DirectX versionDiffers	11.1	12
On-board graphics card IDDiffers	0x416	0xA16
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
Audioidentical
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced Audio
Cameraidentical
Front camera resolution (numeric)Known for one	1 MP	Unknown — not stated by the source
Front camera HD typeKnown for one	HD	Unknown — not stated by the source
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Front camera signal formatKnown for one	720p	Unknown — not stated by the source
Network2 differ
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	1	0
Thunderbolt 3 ports quantityKnown for one	0	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Docking connectorDiffers	Yes	No
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
DVI portKnown for one	Unknown — not stated by the source	No
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone inKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM87	Unknown — not stated by the source
Keyboardidentical
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Recovery operating systemKnown for one	Windows 8 Pro	Unknown — not stated by the source
Processor special features6 differ
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	75104	75459
Processor codeDiffers	SR1HC	SR170
Processor package sizeDiffers	37.5 x 37.5 x 4.7 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Battery2 differ
Number of battery cellsDiffers	6	4
Battery capacityDiffers	48 Wh	45 Wh
Battery life (max)Known for one	6.3 h	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	Yes	No
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.43 kg	2 kg
WidthDiffers	344 mm	343.2 mm
DepthDiffers	239 mm	250.9 mm
Height (front)Known for one	2.97 cm	Unknown — not stated by the source
Height (rear)Known for one	3.23 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	21.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Small Business	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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